/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | foam-extend: Open Source CFD
   \\    /   O peration     | Version:     4.1
    \\  /    A nd           | Web:         http://www.foam-extend.org
     \\/     M anipulation  | For copyright notice see file Copyright
-------------------------------------------------------------------------------
License
	This file is part of foam-extend.

	foam-extend is free software: you can redistribute it and/or modify it
	under the terms of the GNU General Public License as published by the
	Free Software Foundation, either version 3 of the License, or (at your
	option) any later version.

	foam-extend is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
	General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.

Class
	BlockMatrixCoarsening

\*---------------------------------------------------------------------------*/

#include "BlockMatrixCoarsening.H"

// * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * * //

template<class Type>
Foam::autoPtr<Foam::BlockMatrixCoarsening<Type> >
Foam::BlockMatrixCoarsening<Type>::New
(
	const word& coarseningType,
	const BlockLduMatrix<Type>& matrix,
	const dictionary& dict,
	const label groupSize,
	const label nCoarseCells
)
{
	typename matrixConstructorTable::iterator constructorIter =
		matrixConstructorTablePtr_->find(coarseningType);

	if (constructorIter == matrixConstructorTablePtr_->end())
	{
		FatalErrorIn
		(
			"autoPtr<BlockMatrixCoarsening<Type> > "
			"BlockMatrixCoarsening<Type>::New\n"
			"(\n"
			"    const word& coarseningType,\n"
			"    const lduMatrix& matrix,\n"
			"    const label groupSize\n"
			"    const label nCoarseCells\n"
			")"
		)   << "Unknown AMG coarsening type. " << coarseningType
			<< endl << endl
			<< "Valid AMG coarsening types are :" << endl
			<< matrixConstructorTablePtr_->sortedToc()
			<< exit(FatalError);
	}

	return autoPtr<BlockMatrixCoarsening<Type> >
	(
		constructorIter()
		(
			matrix,
			dict,
			groupSize,
			nCoarseCells
		)
	);
}


// ************************************************************************* //
